NodeReference.php

<?php

namespace Drupal\migrate_drupal\Plugin\migrate\field\d6;

use Drupal\migrate_drupal\Plugin\migrate\field\ReferenceBase;

/**
 * MigrateField Plugin for Drupal 6 node reference fields.
 *
 * @MigrateField(
 *   id = "nodereference",
 *   core = {6},
 *   type_map = {
 *     "nodereference" = "entity_reference",
 *   },
 *   source_module = "nodereference",
 *   destination_module = "core",
 * )
 *
 * @internal
 */
class NodeReference extends ReferenceBase {
    
    /**
     * The plugin ID for the reference type migration.
     *
     * @var string
     */
    protected $nodeTypeMigration = 'd6_node_type';
    
    /**
     * {@inheritdoc}
     */
    protected function getEntityTypeMigrationId() {
        return $this->nodeTypeMigration;
    }
    
    /**
     * {@inheritdoc}
     */
    protected function entityId() {
        return 'nid';
    }

}